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flvplayer.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application flvplayer.exe by ISfreemium has been detected as adware by 4 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.zbane.com.
Publisher:
ISfreemium  (signed and verified)

MD5:
1a44d0514ab6ab72cac7164d0b8e3993

SHA-1:
e909691f8fab7159fcac3ea81ee2df48842ec64b

SHA-256:
69aca5b450509658ee3facf0c50c7a4365eaf508c48d584f110f570a6fc9069c

Scanner detections:
4 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/19/2024 2:52:09 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
160708-3

ESET NOD32
Win32/InstallCore.BY potentially unwanted application
8.0.319.0

Microsoft Security Essentials
Threat.Undefined
1.225.1693.0

Reason Heuristics
PUP.installCore.ISfreemi (M)
16.7.19.11

File size:
641.8 KB (657,240 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\flvplayer.exe

Digital Signature
Signed by:
ISfreemium

Authority:
COMODO CA Limited

Valid from:
7/3/2013 12:00:00 AM

Valid to:
7/3/2014 11:59:59 PM

Subject:
CN=ISfreemium, O=ISfreemium, STREET=63 Rothschild 63 BV, L=Tel-Aviv, S=N/A, PostalCode=65785, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
009B517CAF08AA1A85822DB0CE5E9169FE

File PE Metadata
Compilation timestamp:
6/19/1992 10:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:XkOyMJfsG4bE+eS0CfMgIr70XSyIFcPpXlSXKJAAQ+4pbNdOWev/sHoh7AR/k7:0OyMJfsxE+giq7QZQcPpXlWKJa+4pNYu

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8598

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

The file flvplayer.exe has been seen being distributed by the following URL.

http://www.zbane.com/MAIN/.../flvplayer.php?cc=US&url=http://www.zbane.com/MAIN/.../flvplayer.exe &name=flvplayer&m=i-search-enginecom-MB-SSP04&ymid=LqOPtmbfswtzDwxxSVaunaFqbGha_FSa0bas-VF_J-baAdHYNQcOqdtYIrdArtJ61ttdiiJPHemLjMYKJgKje9g0Aa0eutb9nngnrJAIanazekxSLbK1lDj6MwCvDR3x2uikWyy6ZW58JeE0_Xi1MZtzNkolwrdKamzgFastE7laiJ4cmWfQDS8hvRRBZavcqRiwukbPlGrVe-EdgKLqeajqqwBcahxtM3sez-Op8nOZ1GteOjqw8uxjRQaqCxrXMIYGoXxtYFsT92mJufJJrqcsIe1407alzwme7ip1GrCE1pQQ0CtMLwlf7LIw8agnwQqLo7v0o3OBUwSTQQEHudqMgbY1jtcoYjKdeoe9iiF9rAzGpH6bHVutMjr15eRGqNuZqgayu7xYcy8ngbxFvpv-f_j3ofcf1qEDX-q&

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